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Finding the Fourth Proportional to 34,697.11, 52,045.68 and 9,739.81

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Solution

The fourth proportional to 34,697.11, 52,045.68 and 9,739.81 is: 14,609.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,697.11 : 52,045.68 = 9,739.81 : x
  2. Step 2: Convert to fraction form
    34,697.11/52,045.68 = 9,739.81/x
  3. Step 3: Cross multiply
    34,697.11x = 52,045.68 × 9,739.81
  4. Step 4: Simplify right side
    34,697.11x = 506,915,034.52
  5. Step 5: Solve for x
    x = 506,915,034.52/34,697.11
  6. Step 6: Final answer
    x = 14,609.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.